But it allows a fully functional style, and so you can do railway oriented programming[0], where every function has a success and failure route. The top level c

But it allows a fully functional style, and so you can do railway oriented programming[0], where every function has a success and failure route. The top level code looks the same as that without error handling. [0] https://fsharpforfunandprofit.com/rop/ https://fsharpforfunandprofit.com/rop/